Sandimirov S. Pollution of the Sediments of the Paz River basin / In State of the environment in the Norwegian, Finnish and Russian border area. The Finnish Environment. Finland, Jyvaskyla: Kopijyva Oy. 2007, №6, 98p.

Table 13. Continue Lake, Date, Depth,m Analysis Layers, cm Cu Ni Zn Co Cd Pb As Cd Suovaselkajarvi Russian 0 - 1 29 25 33 2.5 0.25 12.2 - 15.04.05 Russian 23 - 24 40 13 32 6.0 0.09 1.1 - 2.7 m Cf 0.7 1.9 1.0 0.4 2.7 10.8 - 17.6 Suovaselkajarvi Russian 0 - 1 24 22 28 1.4 0.21 9.5 - 15.04.05 Finnish 18 - 20 24 7 22 3.0 0.08 3.1 - 2.7 m Cf 1.0 2.9 1.2 0.5 2.7 3.0 - 11.4 Suovaselkajarvi Finnish 0 - 1 25 21 32 1.0 0.26 11 1.3 15.04.05 Russian 18 - 20 34 12 29 3.0 0.2 5.1 0.75 2.7 m Cf 0.7 1.8 1.1 0.3 1.3 2.2 1.7 9.1 Suovaselkajarvi Finnish 0 - 1 38 24 40 2.0 0.37 15 1.7 15.04.05 Finnish 23 - 24 45 15 38 5.0 0.2 1.4 0.68 2.7 m Cf 0.8 1.6 1.1 0.4 1.9 10.7 2.5 19.0 Sierramjarvi Jaakko 0 - 1 22 23 86 - 0.40 49.3 11.3 Mannio 28 - 30 16 14 78 - 0.37 6.3 0.8 18 m Cf 1.4 1.6 1.1 - 1.1 7.8 14.8 27.8 Pahtajarvi Jaakko 0 - 1 20.1 8.46 29.8 - 0.39 22.4 1.72 Mannio 28 - 30 22.5 7.36 25.9 - 0.36 4.73 1.46 11 m Cf 0.9 1.1 1.2 - 1.1 4.7 1.2 10.2 Kivijarvi Finnish 0 - 1 17 12 87 14 0.46 16 5.9 18.10.05 Finnish 38 - 40 27 12 84 16 0.28 1.9 0.93 9 m Cf 0.6 1.0 1.0 0.9 1.6 8.4 6.3 19.9 39